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    need_help10's Avatar
    need_help10 Posts: 2, Reputation: 1
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    #1

    May 4, 2010, 05:57 AM
    White-rodgers thermostat wiring
    Need help wiring the White-Rodgers thermostats the Lennox Heating and Air Condiontiong that has 5 colour cables, B/W/R/O/G. I have the white-rodgers thermostats installed, the Furnace heating and Fan work as expected, but when switch to A/C, nothing happens, heard two click after switching to A/C. I'm very appreciated your help!
    wmproop's Avatar
    wmproop Posts: 3,749, Reputation: 91
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    #2

    May 4, 2010, 05:03 PM
    Do the install instructions call for a jumper from rh to rc.if so do you have one?
    need_help10's Avatar
    need_help10 Posts: 2, Reputation: 1
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    #3

    May 4, 2010, 06:45 PM
    Quote Originally Posted by wmproop View Post
    do the install instructions call for a jumper from rh to rc.if so do you have one??
    Got it work now. The previous owner removed the switch located in the little grey box beside the A/C unit before last winter. The thermostats wiring works fine.

    Thanks for your answer.
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